A 45-year-old woman presented with a black hemispherical plaque on her right lower leg that had developed three years ago without an obvious cause. The lesion gradually enlarged without pain or pruritus. After excision, histopathological examination re…
Kimura disease is a benign chronic inflammatory condition characterized by painless subcutaneous masses, peripheral blood eosinophilia, and increased serum immunoglobulin E levels. The pathogenesis of KD remains unclear, however, more and more evidence…
A patient with myelodysplasia received a haploidentical hematopoietic stem cell transplant (HCT). Pre-transplant HLA antibody screening showed no detectable donor-specific antibodies (DSAs). Post-transplant, the patient developed an anti-HLA-A2 antibod…
BackgroundX-linked MAGT1 deficiency with increased susceptibility to EBV-infection and N-linked glycosylation (XMEN) disease is an inborn error of immunity (IEI) affecting the Magnesium Transporter 1 (MAGT1) gene. In this report, we present the diagnos…
We report a 63-year-old male patient with diffuse large B-cell lymphoma (DLBCL) who developed delayed-onset neurotoxicity on day +22 following CD19-directed CAR T-cell therapy with axicabtagene ciloleucel (axi-cel), after an initial episode of CRS and …
Pulmonary light chain deposition disease (PLCDD) is a rare disorder characterized by the deposition of immunoglobulin light chains in the lungs, often associated with lymphoplasmacytic proliferative and autoimmune disease such as primary Sjögren diseas…
BackgroundAnti-TIF1γ-positive dermatomyositis (DM) is a classic paraneoplastic syndrome in adults, but its coexisting with lymphoepithelial carcinoma (LEC) of the parotid gland is exceptionally rare. This rarity poses significant challenges for clinica…
BackgroundTezepelumab, an anti-thymic stromal lymphopoietin (TSLP) monoclonal antibody, reduces exacerbations across asthma phenotypes, but its role in status asthmaticus and near-fatal exacerbations requiring veno-venous extracorporeal membrane oxygen…
The emergence of the anti-tumor immunotherapy era has led to the widespread adoption of immune checkpoint inhibitors (ICIs) in clinical practice. While ICIs exhibit substantial anti-tumor efficacy across a broad range of malignancies, they may also ind…
While patients with T-lymphoblastic lymphoma (T-LBL) now generally have a favorable prognosis, with 3-year event-free survival rate approaching 69.2%, refractory T-LBL in older adults is almost invariably fatal, exhibiting a dismal 5-year overall survi…
